| abstract |
A compound of formula (I), or tautomers, or stereoisomers, or solvates, or pharmaceutically acceptable salts thereof, wherein M1, M2, L1, L2, W1, W2, X1, X2, Y1, Y2, A, R5 and R5a are as defined herein for the for treatment of conditions treatable by the blockade of an epithelial sodium channel, particularly conditions benefiting from mucosal hydration. |